OpenTechnical

OT-2026-000067584

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000067584) never changes.

Identity and time

Publication numberOT-2026-000067584 · never reused
Internal UUID01a0ae8f-6bda-7514-a48b-f10f044f1911 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067584
StatusPUBLIC

Content hashes

Canonical text7329152b9b5221c2471736b7228dfcbc0d1cb1513f431766bafcc28048e800d3
Markdown8bcda0aacc2f920d881c8f41c128096108a7b6b9647d15730e8bae608c5ab35a
PDF
Publication page92aee55a117ab58a20b4bf3f237c5018a62ab47113dd16d5878147d319656517
Manifestb1862c2e151b1bca4ce82abdd07f41a602fd9b7f14e356a292b74e4445dcda02

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature5oDoN+n8+odfaRW/FGh7NtaHFtPdE39cwFeCEO1mNqaYWxJOrkTo+vs7b7RcUh7IGwY+KKrG/0Dt6IT3lyRuCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:53.899860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067584
observed 92aee55a117ab58a20b4bf3f237c5018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.879788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067584/manifest.json
observed b1862c2e151b1bca4ce82abdd07f41a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.861870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067584/publication.md
observed 8bcda0aacc2f920d881c8f41c1280961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.843335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067584/publication.txt
observed 7329152b9b5221c2471736b7228dfcbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.